Keath Projectile Motion Lab

x velocity is a constant 2.5 (or at least it is supposed to be).
x^2+y^2=v^2

t=0.275 vx=2.5 vy=1
2.5^2m/s+1^2m/s=7.25m^2/s^2
v=2.69m/s

t=0.6 vx=2.5 vy=-2
2.5^2m/s+(-2^2m/s)=10.25m^2/s^2
v=3.2m/s